xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/pid/tst.provregex4.ksh (revision 2983dda76a6d296fdb560c88114fe41caad1b84f)
1#!/bin/ksh -p
2#
3# CDDL HEADER START
4#
5# The contents of this file are subject to the terms of the
6# Common Development and Distribution License (the "License").
7# You may not use this file except in compliance with the License.
8#
9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10# or http://www.opensolaris.org/os/licensing.
11# See the License for the specific language governing permissions
12# and limitations under the License.
13#
14# When distributing Covered Code, include this CDDL HEADER in each
15# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16# If applicable, add the following below this CDDL HEADER, with the
17# fields enclosed by brackets "[]" replaced with your own identifying
18# information: Portions Copyright [yyyy] [name of copyright owner]
19#
20# CDDL HEADER END
21#
22
23#
24# Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
25# Use is subject to license terms.
26#
27# ident	"%Z%%M%	%I%	%E% SMI"
28
29#
30# This test verifies that USDT probes will be picked up after a dlopen(3C)
31# when a regex in the provider name matches both USDT probes and pid probes
32# (e.g., p*d$target matches both pid$target and pyramid$target.)
33#
34
35if [ $# != 1 ]; then
36	echo expected one argument: '<'dtrace-path'>'
37	exit 2
38fi
39
40dtrace=$1
41DIR=${TMPDIR:-/tmp}/dtest.$$
42
43mkdir $DIR
44cd $DIR
45
46cat > Makefile <<EOF
47all: main altlib.so
48
49main: main.o provmain.o
50	cc -o main main.o provmain.o
51
52main.o: main.c prov.h
53	cc -c main.c
54
55prov.h: prov.d
56	$dtrace -h -s prov.d
57
58provmain.o: prov.d main.o
59	$dtrace -G -32 -o provmain.o -s prov.d main.o
60
61altlib.so: altlib.o provalt.o
62	cc -z defs -G -o altlib.so altlib.o provalt.o -lc
63
64altlib.o: altlib.c prov.h
65	cc -c altlib.c
66
67provalt.o: prov.d altlib.o
68	$dtrace -G -32 -o provalt.o -s prov.d altlib.o
69EOF
70
71cat > prov.d <<EOF
72provider pyramid {
73	probe entry();
74};
75EOF
76
77cat > altlib.c <<EOF
78#include <sys/sdt.h>
79#include "prov.h"
80
81void
82go(void)
83{
84	PYRAMID_ENTRY();
85}
86EOF
87
88cat > main.c <<EOF
89#include <dlfcn.h>
90#include <unistd.h>
91#include <stdio.h>
92#include <sys/sdt.h>
93#include "prov.h"
94
95void
96go(void)
97{
98	PYRAMID_ENTRY();
99}
100
101int
102main(int argc, char **argv)
103{
104	void *alt;
105	void *alt_go;
106
107	go();
108
109	if ((alt = dlopen("./altlib.so", RTLD_LAZY | RTLD_LOCAL)) 
110	    == NULL) {
111		printf("dlopen of altlib.so failed: %s\n", dlerror());
112		return (1);
113	}
114
115	if ((alt_go = dlsym(alt, "go")) == NULL) {
116		printf("failed to lookup 'go' in altlib.so\n");
117		return (1);
118	}
119
120	((void (*)(void))alt_go)();
121
122	return (0);
123}
124EOF
125
126make > /dev/null
127if [ $? -ne 0 ]; then
128	print -u2 "failed to build"
129	exit 1
130fi
131
132cat > main.d <<'EOF'
133p*d$target::go:entry
134{
135	@foo[probemod, probefunc, probename] = count();
136}
137
138END
139{
140	printa("%s:%s:%s %@u\n",@foo);
141}
142EOF
143
144script() {
145	$dtrace -q -s ./main.d -c ./main
146}
147
148script
149status=$?
150
151cd /tmp
152/usr/bin/rm -rf $DIR
153
154exit $status
155